Barrier for a toy train set



FIG. 1 is a top perspective view of the barrier for a toy train set showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the other side being identical;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top perspective view thereof in an alternative position. 

The ornamental design for a barrier for a toy train set, as shown and described. 